import java.util.Arrays;

/**
 * Created with IntelliJ IDEA.
 * Description:
 * User: wwy
 * Date: 2024-05-18
 * Time: 14:50
 */
public class Test016 {
    public static void main(String[] args) {
        int[] a={1151424514,5,4,5,5,1};
        System.out.println(Arrays.binarySearch(a, 5));
    }
}
